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Official data from INPI

ECONOMIZADOR DE COMBUSTÍVEL

Em AnáliseInvention Patent

Application data

Number

PI8803196

Type

Invention Patent

Filing

06/29/1988

Publication

03/14/1989

Progress at the INPI

Under appeal
  1. Filing06/29/88
  2. Publication03/14/89
  3. Examination11/07/89
  4. Refused11/17/92
  5. Grant
  6. In force

The application was refused by the INPI on 11/17/1992. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 11/07/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

L. L. (pessoa física)

SP, BR

Inventors

L. L. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/07/1989

RPI 994

Publicação antecipada

#3.2

03/14/1989

RPI 960

Pedido de patente depositado

#2.1

11/22/1988

RPI 944

Republicação - classificação IPC

#15.11

01/26/2010

RPI 2038

Indeferimento

#9.2

11/17/1992

RPI 1146

Conhecimento de parecer técnico

#7.1

11/05/1991

RPI 1092

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